*{
    margin: 0;
    padding: 0;
    text-decoration: none;
    box-sizing: border-box;
}
.box{
    width: 500px;
    height: 542px;
    border: 9px solid #85CDF1;
    background-color: #fff;
    border-radius: 10px;
    position:absolute;
    left: 50%;
    top: 50%;
    margin-top: -290px;
    margin-left: -259px;
}
.log{
    width: 282px;
    height: 45px;
    margin: 0 auto;
    margin-top: 50px;
    margin-bottom: 88px;
}
.content{
    position: relative;
    display: block;
    width: 410px;
    height: 180px;
    margin:0 auto;
}
/* input设置 */
.content input{
    width: 400px;
    height: 40px;
    padding-left: 41px;
    margin-top: 25px;
}
.content img{
    position:absolute;
    top: 37px;
    left: 12px;
}
.content .img1{
    position:absolute;
    top: 106pxss;
    left: 12px;
}
.mid {
    width: 400px;
    height: 63px;
    margin-left: 51px;
}